30=(r-3)

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Solution for 30=(r-3) equation:


Simplifying
30 = (r + -3)

Reorder the terms:
30 = (-3 + r)

Remove parenthesis around (-3 + r)
30 = -3 + r

Solving
30 = -3 + r

Solving for variable 'r'.

Move all terms containing r to the left, all other terms to the right.

Add '-1r' to each side of the equation.
30 + -1r = -3 + r + -1r

Combine like terms: r + -1r = 0
30 + -1r = -3 + 0
30 + -1r = -3

Add '-30' to each side of the equation.
30 + -30 + -1r = -3 + -30

Combine like terms: 30 + -30 = 0
0 + -1r = -3 + -30
-1r = -3 + -30

Combine like terms: -3 + -30 = -33
-1r = -33

Divide each side by '-1'.
r = 33

Simplifying
r = 33

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